8449388 has 6 divisors (see below), whose sum is σ = 14786436. Its totient is φ = 4224692.

The previous prime is 8449387. The next prime is 8449409. The reversal of 8449388 is 8839448.

It is not an unprimeable number, because it can be changed into a prime (8449387) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056170 + ... + 1056177.

It is an arithmetic number, because the mean of its divisors is an integer number (2464406).

Almost surely, 2^8449388 is an apocalyptic number.

It is an amenable number.

8449388 is a deficient number, since it is larger than the sum of its proper divisors (6337048).

8449388 is a wasteful number, since it uses less digits than its factorization.

8449388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2112351 (or 2112349 counting only the distinct ones).

The product of its digits is 221184, while the sum is 44.

The square root of 8449388 is about 2906.7831016435. The cubic root of 8449388 is about 203.6768882175.

The spelling of 8449388 in words is "eight million, four hundred forty-nine thousand, three hundred eighty-eight".